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  1. E39 M5 and E52 Z8 Discussion
    I am in the middle of changing my front struts. I noticed that the Koni yellow struts I am putting on are a bit heavier than the original Sachs I took off. Not sure if it's because the old Sachs are empty of oil after 100k :) I did notice the Sachs have aluminium body. Not sure about the...